Baseline Demographic and Tumor Characteristics Overall and by Progesterone Receptor Status
| Variable | All Tumors n=296 | Progesterone Receptor Positive n=248 | Progesterone Receptor Negative n=48 |
|---|---|---|---|
| Age, years, mean ± SD (range) | 58.5 ± 9.8 (33-77) | 58.0 ± 9.8 (35-76) | 61.3 ± 9.1 (35-77) |
| Tumor size, mm, mean ± SD (range) | 17.5 ± 8.7 (1-65) | 17.8 ± 8.8 (1-65) | 16.3 ± 8.1 (1-45) |
| Oncotype DX recurrence score, mean ± SD (range) | 18.6 ± 9.9 (0-66) | 16.3 ± 7.3 (0-48) | 30.8 ± 12.7 (15-66) |